<script setup lang="ts">
import type { UniPopup } from '@uni-helper/uni-types';
import { ref } from 'vue';


// 定义属性接收外部传值
const props = withDefaults(defineProps<{
  amount?: number
  orderId: string
}>(), {
  amount: 0
})
console.log(props.amount, props.orderId);


// 提供打开/关闭方法给调用处使用
const paymentPopup = ref<UniPopup | null>(null)
const open = () => {
  paymentPopup.value?.open()
}
const close = () => {
  paymentPopup.value?.close()
}


// 支付渠道的索引
const channelIndex = ref(0)
// 支付渠道（方式）
const paymentChannel = [
  {
    title: '微信支付',
    thumb: '/static/images/wechatpay-icon.png',
  },
  {
    title: '支付宝支付',
    thumb: '/static/images/alipay-icon.png',
  },
]
const changeChannel = (index: number)=>{
  channelIndex.value = index
}

const emit = defineEmits<{
  (e: 'close'): void
  (e: 'confirm', index: number): void
}>()

defineExpose({
  open,
  close
})

</script>

<template>
  <uni-popup :is-mask-click="false" ref="paymentPopup" type="bottom" style="z-index: 99;" @maskClick="emit('close')">
    <view class="payment-container">
      <view class="payment-header">
        <text class="title">选择支付方式</text>
        <!-- x -->
        <uni-icons class="uni-icons-close" size="18" color="#333" type="closeempty" @click="emit('close')" />
      </view>
      <view class="order-amount">¥ {{ amount.toFixed(2) }} </view>
      <uni-list :border="false">
        <uni-list-item v-for="(item, index) in paymentChannel" :key="index" :title="item.title" :thumb="item.thumb"
          clickable @click="changeChannel(index)">
          <template #footer>
            <uni-icons v-if="channelIndex===index" size="26" color="#16C2A3" type="checkbox-filled" />
            <uni-icons v-else size="26" color="#d1d1d1" type="circle" />
          </template>
        </uni-list-item>
      </uni-list>
      <button class="uni-button" @click="emit('confirm', channelIndex)">立即支付</button>
    </view>
  </uni-popup>
</template>

<style lang="scss">
.payment-container {
  min-height: 400rpx;
  border-radius: 30rpx 30rpx 0 0;
  background-color: #fff;
  padding: 10rpx 30rpx 40rpx;

  .payment-header {
    height: 88rpx;
    line-height: 88rpx;
    text-align: center;
    margin-bottom: 20rpx;
    font-size: 32rpx;
    color: #333;
    position: relative;
  }

  .uni-icons-close {
    position: absolute;
    top: 2rpx;
    right: 0;
  }

  .order-amount {
    padding: 10rpx 0 10rpx;
    text-align: center;
    font-size: 40rpx;
    color: #333;
  }

  :deep(.uni-list-item__container) {
    padding: 40rpx 0 !important;
  }

  :deep(.uni-list-item--hover) {
    background-color: #fff !important;
  }

  :deep(.uni-list-item__icon) {
    margin-right: 0;
  }

  .uni-button {
    margin-top: 40rpx;
  }
}
</style>